This is to align it with other Openstack-Helm projects.
We use same test jobs with multiple git repos and some
jobs have file filters including smth like ^zuul\.d.*$
which prevents those jobs to start if the directory
named the other way.
Change-Id: Icc4c84a8ec6d13e67a573c5837e595f787b4cf81
1ec7a09e9e